0
0
Write the prime factorisation of 210.
Write the prime factorisation of 210.
This Question has 1 answers.
Divide 210 by the smallest prime number (2):
210 ÷ 2 = 105
Divide 105 by the next smallest prime number (3):
105 ÷ 3 = 35
Divide 35 by the next smallest prime number (5):
35 ÷ 5 = 7
7 is already a prime number.
So, 210 = 2 × 3 × 5 × 7.
Prime factors of 210 are 2 × 3 × 5 × 7.
210 ÷ 2 = 105
Divide 105 by the next smallest prime number (3):
105 ÷ 3 = 35
Divide 35 by the next smallest prime number (5):
35 ÷ 5 = 7
7 is already a prime number.
So, 210 = 2 × 3 × 5 × 7.
Prime factors of 210 are 2 × 3 × 5 × 7.
Similar Questions
- If it is possible to make a meaningful word from the second, fourth, fifth, eleventh and thirteenth letters of the word ESTABLISHMENT using each letter only once, write second letter of that word as your answer, if more than one such word can be formed, w
- Question 1:Write a StoryWrite a story about a plant that is in danger. Write about how you might help to save it. Be sure the story has a beginning, a middle, and an end.
- Find the LCM and HCF of the following integers by applying the prime factorisation method. (i) 12, 15 and 21 (ii) 17, 23 and 29 (iii) 8, 9 and 25
- Write down the process of the mid-arm circumference. measurement of height. body mass index. tongue examination. examination the nail beds.
- Express each number as a product of its prime factors: (i) 140 (ii) 156 (iii) 3825 (iv) 5005 (v) 7429